/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.handler.admincommandhandlers;

import java.util.StringTokenizer;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.datatables.ItemTable;
import net.sf.l2j.gameserver.handler.IAdminCommandHandler;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.entity.GmAudit;
import net.sf.l2j.gameserver.network.serverpackets.ItemList;
import net.sf.l2j.gameserver.templates.L2Item;

/**
 * This class handles following admin commands: - itemcreate = show menu -
 * create_item <id> [num] = creates num items with respective id, if num is not
 * specified, assumes 1.
 * 
 * @version $Revision: 1.2.2.2.2.3 $ $Date: 2005/04/11 10:06:06 $
 */
public class AdminCreateItem implements IAdminCommandHandler {
	private static final String[] ADMIN_COMMANDS = { "admin_itemcreate",
			"admin_create_item" };
	private static final int REQUIRED_LEVEL = Config.GM_CREATE_ITEM;

	public boolean useAdminCommand(String command, L2PcInstance activeChar) {
		if (!Config.ALT_PRIVILEGES_ADMIN)
			if (!(checkLevel(activeChar.getAccessLevel()) && activeChar.isGM()))
				return false;
		new GmAudit(activeChar.getName(), activeChar.getObjectId(),
				(activeChar.getTarget() != null ? activeChar.getTarget()
						.getName() : "no-target"), command);
		if (command.equals("admin_itemcreate"))
			AdminHelpPage.showHelpPage(activeChar, "itemcreation.htm");
		else if (command.startsWith("admin_create_item")) {
			try {
				String val = command.substring(17);
				StringTokenizer st = new StringTokenizer(val);
				if (st.countTokens() == 2) {
					String id = st.nextToken();
					int idval = Integer.parseInt(id);
					String num = st.nextToken();
					int numval = Integer.parseInt(num);
					createItem(activeChar, idval, numval);
				} else if (st.countTokens() == 1) {
					String id = st.nextToken();
					int idval = Integer.parseInt(id);
					createItem(activeChar, idval, 1);
				}
			} catch (StringIndexOutOfBoundsException e) {
				activeChar.sendMessage("Usage: //itemcreate <itemId> [amount]");
			} catch (NumberFormatException nfe) {
				activeChar.sendMessage("Specify a valid number.");
			}
			AdminHelpPage.showHelpPage(activeChar, "itemcreation.htm");
		}
		return true;
	}

	public String[] getAdminCommandList() {
		return ADMIN_COMMANDS;
	}

	private boolean checkLevel(int level) {
		return level >= REQUIRED_LEVEL;
	}

	private void createItem(L2PcInstance activeChar, int id, int num) {
		if (num > 20) {
			L2Item template = ItemTable.getInstance().getTemplate(id);
			if (!template.isStackable()) {
				activeChar
						.sendMessage("This item does not stack - Creation aborted.");
				return;
			}
		}
		activeChar.getInventory().addItem("Admin", id, num, activeChar, null);
		ItemList il = new ItemList(activeChar, true);
		activeChar.sendPacket(il);
		activeChar.sendMessage("You have spawned " + num + " item(s) number "
				+ id + " in your inventory.");
	}
}
